Fangrui Product Details 1. Inphic M8 Wireless Mouse Charging Quiet Office Home 2.4g Usb Mouse 2. Wireless Carrier Frequency: 2402-2480mhz 3. Resolution: 80012001600dpi 4. Built-in Battery Capacity: 500mah 5. Number Of Keys: 4 Keys 6. Connection Method: 2.4g (usb Receiver) 7. Charging Input: 5v 250ma 8. Charging Time: About 2h 9. Charging Port: Type-cusb-c 10. Operating System: Windows Xp And Above Series, Applicable To The System Of Universal Mouse 11. Size: About 10.5 X 7.1 X 3.8cm 12. Weight: About 71g 13. Features: 14. Organic Noise Reduction Silicone Film, Silent Button Design, Creating A Comfortable And Quiet Environment 15. 2.4g Wireless, 10m Transmission, Accurate Tracking Movement 16. Continuous Use Time Up To 720h, Can Be Recharged Repeatedly, Environmentally Friendly And Durable 17. Type-cusb-c Charging Port, Convenient And Quick 18. 800-1200-1600dpi Free Switching, To Meet Various Daily Needs, Rapid Movement Can Also Be Accurately Positioned Without Frame Loss 19. Vacuum Plating Technology, Not Easy To Wear And Tear, Frosted Texture Delicate, Skin-friendly Silicone, Comfortable And Non-slip 20. Lightweight And Portable, Easy To Use 21. Adapt To The Hand Curve, Comfortable Grip, Suitable For A Variety Of Grips, Not Tired Of Using For A Long Time